User contributions
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- 13:12, 23 June 2021 (diff | hist) . . (+38) . . m Mathleague.org (Added mathleague.org to the list of mathematics competitions)
- 13:09, 23 June 2021 (diff | hist) . . (+53) . . m 2008 Indonesia MO Problems (→Problem 4) (current)
- 01:38, 23 June 2021 (diff | hist) . . (+2,462) . . N 2008 Indonesia MO Problems/Problem 5 (Solutions to Problem 5 (solution 1 credit to mehmetcantu) -- two proof approaches!)
- 21:25, 21 April 2021 (diff | hist) . . (+2,242) . . Mathleague.org (Big updates! Includes more details, difficulty scale, and link to official YouTube channel and other resources.)
- 15:03, 25 February 2021 (diff | hist) . . (+1,646) . . 2006 iTest Problems/Problem U7 (Solution to U7 -- first solution writeup of 2021 and finally got that problem down!) (current)
- 18:44, 23 February 2021 (diff | hist) . . (0) . . m 2006 iTest Problems/Problem U8 (Fixed the value.)
- 14:48, 23 February 2021 (diff | hist) . . (-412) . . m 1997 JBMO Problems/Problem 4 (Conciseness change (thanks Quantomaticguy)) (current)
- 14:44, 23 February 2021 (diff | hist) . . (-169) . . m 1961 AHSME Problems/Problem 38 (Undo revision 139965 by Quantomaticguy -- alternate solution not correct) (Tag: Undo)
- 14:24, 23 February 2021 (diff | hist) . . (+115) . . William Lowell Putnam Mathematical Competition (Adjusted links of the Putnam (since some of them do not work))
- 21:10, 7 September 2020 (diff | hist) . . (+26) . . m Percent
- 21:08, 7 September 2020 (diff | hist) . . (+27) . . m Rate (current)
- 21:07, 7 September 2020 (diff | hist) . . (+13) . . m Ratio
- 21:04, 7 September 2020 (diff | hist) . . (+2,686) . . N Percent (Created page with "A '''percent''' is a type of ratio where something is compared to a hundred. Probabilities, scores, and success rates are commonly written in percents. ==Conversion to F...")
- 20:37, 7 September 2020 (diff | hist) . . (-123) . . Rate (Rewriting with strategy for rate problems as well as Alcumus problem links.)
- 20:28, 7 September 2020 (diff | hist) . . (+243) . . m Ratio (Minor cleanup and practice problems.)
- 16:48, 12 June 2020 (diff | hist) . . (+4,313) . . Decimal (Added comparison, operations, and practice problem links) (current)
- 19:37, 11 June 2020 (diff | hist) . . (+2,159) . . Inequality (Cleaned up the messy section on solving inequalities -- and added related Alcumus units)
- 19:03, 11 June 2020 (diff | hist) . . (+780) . . Mixed number (Added operations on mixed numbers (and link to Alcumus unit)) (current)
- 18:34, 11 June 2020 (diff | hist) . . (+2,558) . . Fraction (Expanded section to include conversion, simplification, comparison, and the four operations (as well as Alcumus units)) (current)
- 18:04, 11 June 2020 (diff | hist) . . (+1,971) . . Prime factorization (Updated link to Prime Shooter and added example)
- 15:42, 11 June 2020 (diff | hist) . . (+155) . . m Divisibility rules (Small organization changes)
- 15:25, 11 June 2020 (diff | hist) . . (-328) . . m Exponentiation
- 15:24, 11 June 2020 (diff | hist) . . (-408) . . Exponentiation (Cleanup and Alcumus)
- 14:55, 11 June 2020 (diff | hist) . . (+1,121) . . Order of operations (Added explanations and link to Alcumus)
- 14:29, 11 June 2020 (diff | hist) . . (+128) . . m Algebraic manipulation (Added units from Alcumus)
- 11:56, 25 April 2020 (diff | hist) . . (+233) . . Contest strategies (Added "staying calm" as a test strat.)
- 14:11, 14 April 2020 (diff | hist) . . (+105) . . m Optimization (Added the use of Olympiads (AM-GM, Cauchy, etc.).)
- 14:08, 14 April 2020 (diff | hist) . . (+3,783) . . Algebraic manipulation (More information on algebraic manipulation, including cross-multiplication and extraneous solutions.)
- 17:52, 10 April 2020 (diff | hist) . . (+1,715) . . Homothety (Properties, usage, and a picture added!)
- 16:41, 10 April 2020 (diff | hist) . . (+1,971) . . Algebra (Undo revision 115159 by Winter29 (talk)) (Tag: Undo)
- 16:39, 10 April 2020 (diff | hist) . . (+313) . . System of equations (Minor cleanup, more strategies, and practice problems.)
- 15:53, 10 April 2020 (diff | hist) . . (+1,333) . . Substitution (Cleanup and added clever substitution section.) (current)
- 14:05, 10 April 2020 (diff | hist) . . (+1,080) . . Word problem (Added strategies.) (current)
- 11:58, 10 April 2020 (diff | hist) . . (+1,837) . . N 2004 Pan African MO Problems/Problem 4 (Solution to 2004 Pan African MO Problem 4 -- simple words-to-math problem) (current)
- 16:50, 8 April 2020 (diff | hist) . . (0) . . m 2008 Indonesia MO Problems/Problem 1 (Adjusted difficulty to Intermediate Geo.) (current)
- 16:49, 8 April 2020 (diff | hist) . . (+1,389) . . N 2008 Indonesia MO Problems/Problem 1 (Solution to 2008 Indonesia MO Problem 1 -- cyclics)
- 10:59, 27 March 2020 (diff | hist) . . (+39) . . m Nordic Mathematical Contest (current)
- 10:58, 27 March 2020 (diff | hist) . . (+91) . . m Nordic Mathematical Contest (Link upgrade!)
- 10:46, 27 March 2020 (diff | hist) . . (0) . . m 2004 Pan African MO Problems/Problem 3 (Adjusted difficulty to Intermediate NT.) (current)
- 10:43, 27 March 2020 (diff | hist) . . (+1,778) . . N 2004 Pan African MO Problems/Problem 3 (Solution to Problem 3 -- numbers in a circle)
- 10:09, 27 March 2020 (diff | hist) . . (+4) . . m 2001 Pan African MO Problems/Problem 3 (Changed difficulty to Intermediate Geo.) (current)
- 14:08, 26 March 2020 (diff | hist) . . (+4,188) . . N 2007 Indonesia MO Problems/Problem 7 (Solution to Problem 7 -- a pretty complicated circle geo problem) (current)
- 19:32, 25 March 2020 (diff | hist) . . (+2,620) . . N 2004 Pan African MO Problems/Problem 5 (Solution to Problem 5 -- trial and error!) (current)
- 14:00, 25 March 2020 (diff | hist) . . (-1) . . m User:Rockmanex3 (→Hall of Problems) (current)
- 13:59, 25 March 2020 (diff | hist) . . (+1,049) . . User:Rockmanex3 (Update 3/25/20)
- 15:54, 24 March 2020 (diff | hist) . . (+211) . . m 2004 Pan African MO Problems/Problem 2 (Reformatting) (current)
- 15:50, 24 March 2020 (diff | hist) . . (+988) . . N 2004 Pan African MO Problems/Problem 1 (Solution to Problem 1 -- number theory casework) (current)
- 19:55, 22 March 2020 (diff | hist) . . (+2,047) . . N 2008 Indonesia MO Problems/Problem 2 (Solution to Problem 2 -- oh baby a triple!)
- 12:43, 21 March 2020 (diff | hist) . . (+2,983) . . N 2007 Indonesia MO Problems/Problem 8 (Solution to Problem 8 (credit to crazyfehmy) -- perfect square shenans)
- 00:16, 19 March 2020 (diff | hist) . . (+118) . . m 2007 Indonesia MO Problems/Problem 6 (Solution edits) (current)
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